Es muß nicht immer Kaviar sein

Recording by Martin Böttcher und sein Orchester.

Recording identifiers

ISRC
DEA610400183
CopyrightID (CopyrightChains transaction hash)
0x7e8644ea6a3f4db3b95ab89dfe635fd209e8e3a3c11151bb76cab2b7129e7058
Copyright registration time
2026-07-29T17:11:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34Z
Bitcoin block
960138
Canonical record hash
sha256:32e1f74c7ac45861ff500d340361c5a17d058fc725ab9d900b643a1b58fa9db4

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.